### Diff for /gforth/prim between versions 1.148 and 1.150

version 1.148, 2003/11/06 09:47:49 version 1.150, 2004/01/25 12:35:58
Line 249  execute ( xt -- )  core Line 249  execute ( xt -- )  core
#ifndef NO_IP  #ifndef NO_IP
ip=IP;  ip=IP;
#endif  #endif
IF_spTOS(spTOS = sp[0]);  IF_spTOS(spTOS = sp[0]); /* inst_tail would produce a NEXT_P1 */
SUPER_END;  SUPER_END;
EXEC(xt);  EXEC(xt);

Line 259  perform ( a_addr -- ) gforth Line 259  perform ( a_addr -- ) gforth
#ifndef NO_IP  #ifndef NO_IP
ip=IP;  ip=IP;
#endif  #endif
IF_spTOS(spTOS = sp[0]);  IF_spTOS(spTOS = sp[0]); /* inst_tail would produce a NEXT_P1 */
SUPER_END;  SUPER_END;
:  :
Line 433  condbranch((+loop),n R:nlimit R:n1 -- R: Line 433  condbranch((+loop),n R:nlimit R:n1 -- R:
/* dependent upon two's complement arithmetic */  /* dependent upon two's complement arithmetic */
Cell olddiff = n1-nlimit;  Cell olddiff = n1-nlimit;
n2=n1+n;          n2=n1+n;
,if ((olddiff^(olddiff+n))>=0   /* the limit is not crossed */  ,if (((olddiff^(olddiff+n))    /* the limit is not crossed */
|| (olddiff^n)>=0          /* it is a wrap-around effect */) {       &(olddiff^n))             /* OR it is a wrap-around effect */
>=0) { /* & is used to avoid having two branches for gforth-native */
,:  ,:
r> swap   r> swap
r> r> 2dup - >r   r> r> 2dup - >r
Line 463  if (n<0) { Line 464  if (n<0) {
newdiff = -newdiff;      newdiff = -newdiff;
}  }
n2=n1+n;  n2=n1+n;
,if (diff>=0 || newdiff<0) {  ,if (((~diff)|newdiff)<0) { /* use | to avoid two branches for gforth-native */
,)  ,)

\+  \+
Line 2526  compile_prim1(a_prim); Line 2527  compile_prim1(a_prim);
finish-code ( -- ) gforth finish_code  finish-code ( -- ) gforth finish_code
""Perform delayed steps in code generation (branch resolution, I-cache  ""Perform delayed steps in code generation (branch resolution, I-cache
flushing).""  flushing).""
IF_spTOS(sp[0]=spTOS); /* workaround for failing to save spTOS
(gcc-2.95.1, gforth-fast --enable-force-reg) */
finish_code();  finish_code();
IF_spTOS(spTOS=sp[0]);

forget-dyncode ( c_code -- f ) gforth-internal forget_dyncode  forget-dyncode ( c_code -- f ) gforth-internal forget_dyncode
f = forget_dyncode(c_code);  f = forget_dyncode(c_code);

 Removed from v.1.148 changed lines Added in v.1.150

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